TY - JOUR AB - The combination with an engine cowl having a front entrance opening, of a disc disposed therein, swinging links guiding the rim of said disc for approximately helical movement, and control means for effecting said movement. VL - 11 IS - 6 SN - 0002-2667 DO - 10.1108/eb030506 UR - https://doi.org/10.1108/eb030506 PY - 1939 Y1 - 1939/01/01 TI - U.S. Patent Specifications T2 - Aircraft Engineering and Aerospace Technology PB - MCB UP Ltd SP - 258 EP - 258 Y2 - 2024/04/20 ER -